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Finding the Fourth Proportional to 25,755.98, 38,633.58 and 7,035.98

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Solution

The fourth proportional to 25,755.98, 38,633.58 and 7,035.98 is: 10,553.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,755.98 : 38,633.58 = 7,035.98 : x
  2. Step 2: Convert to fraction form
    25,755.98/38,633.58 = 7,035.98/x
  3. Step 3: Cross multiply
    25,755.98x = 38,633.58 × 7,035.98
  4. Step 4: Simplify right side
    25,755.98x = 271,825,096.21
  5. Step 5: Solve for x
    x = 271,825,096.21/25,755.98
  6. Step 6: Final answer
    x = 10,553.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.